/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package jakarta.servlet;

import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;

import org.junit.Test;

import org.apache.catalina.filters.TesterHttpServletResponse;

public class TestServletResponse {

    @Test
    public void testSetCharacterEncodingNull() throws Exception {
        ServletResponse servletResponse = new TesterHttpServletResponse();

        servletResponse.setCharacterEncoding(StandardCharsets.UTF_8);
        // Should not fail with an NPE
        servletResponse.setCharacterEncoding((Charset) null);
    }
}